Performance of US teaching hospitals: a panel analysis of cost inefficiency.
D003362:Cost-Benefit Analysis / Q000706:statistics & numerical data*; D017598:Efficiency, Organizational; D006279:Health Maintenance Organizations; D006302:Health Services Research; D006784:Hospitals, Teaching / Q000191:economics* / Q000458:organization & administration; D008484:Medicaid; D006278:Medicare; D013269:Stochastic Processes; D014481:United States